/* SFFC Foundation — modern theme layer on top of Bootstrap 5.3 */

:root {
    --accent: #1A9BDD;
    --accent-dark: #1484BD;
    --accent-rgb: 26, 155, 221;
    --ink: #1A2330;
    --muted: #5A6474;
    --surface: #F6F9FC;
    --border: #E4EAF1;

    --bs-primary: var(--accent);
    --bs-primary-rgb: var(--accent-rgb);
    --bs-link-color: var(--accent);
    --bs-link-color-rgb: var(--accent-rgb);
    --bs-link-hover-color: var(--accent-dark);
    --bs-body-color: var(--ink);
    --bs-body-font-family: "Open Sans", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
    --bs-heading-font-family: "Playfair Display", Georgia, serif;
}

body.theme-pfe {
    --accent: #5CC915;
    --accent-dark: #4EB00A;
    --accent-rgb: 92, 201, 21;
    --bs-primary: var(--accent);
    --bs-primary-rgb: var(--accent-rgb);
    --bs-link-color: var(--accent);
    --bs-link-color-rgb: var(--accent-rgb);
    --bs-link-hover-color: var(--accent-dark);
}

body.theme-tch {
    --accent: #0E7490;
    --accent-dark: #0A5C74;
    --accent-rgb: 14, 116, 144;
    --bs-primary: var(--accent);
    --bs-primary-rgb: var(--accent-rgb);
    --bs-link-color: var(--accent);
    --bs-link-color-rgb: var(--accent-rgb);
    --bs-link-hover-color: var(--accent-dark);
}

html {
    scrollbar-gutter: stable;
}

body {
    background-color: #fff;
    color: var(--bs-body-color);
    font-size: 1rem;
    line-height: 1.7;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--bs-heading-font-family);
    color: var(--ink);
    letter-spacing: -0.01em;
}

a { text-decoration: none; }
a:hover { text-decoration: underline; }

/* ---------- Buttons ---------- */
.btn-primary {
    --bs-btn-bg: var(--accent);
    --bs-btn-border-color: var(--accent);
    --bs-btn-hover-bg: var(--accent-dark);
    --bs-btn-hover-border-color: var(--accent-dark);
    --bs-btn-active-bg: var(--accent-dark);
    --bs-btn-active-border-color: var(--accent-dark);
    --bs-btn-disabled-bg: var(--accent);
    --bs-btn-disabled-border-color: var(--accent);
    color: #fff;
}
.btn-outline-primary {
    --bs-btn-color: var(--accent);
    --bs-btn-border-color: var(--accent);
    --bs-btn-hover-bg: var(--accent);
    --bs-btn-hover-border-color: var(--accent);
    --bs-btn-active-bg: var(--accent-dark);
}
.btn {
    --bs-btn-padding-y: .65rem;
    --bs-btn-padding-x: 1.5rem;
    --bs-btn-font-weight: 600;
    border-radius: 999px;
}
.text-primary { color: var(--accent) !important; }

/* ---------- Navbar ---------- */
.site-navbar {
    background: var(--accent);
    padding: .5rem 0;
}
.site-navbar .navbar-brand img { height: 56px; width: auto; }
.site-navbar .nav-link {
    color: rgba(255,255,255,.9);
    text-transform: uppercase;
    font-weight: 600;
    font-size: .85rem;
    letter-spacing: .04em;
    padding: .6rem 1rem;
}
.site-navbar .nav-link:hover,
.site-navbar .nav-link:focus,
.site-navbar .nav-link.active {
    color: #fff;
    text-decoration: none;
}
.site-navbar .navbar-toggler { border-color: rgba(255,255,255,.4); }
.site-navbar .navbar-toggler-icon { filter: invert(1) grayscale(1) brightness(2); }
.site-navbar .navbar-cta {
    margin-left: 1rem;
    background: rgba(255,255,255,.15);
    border: 1px solid rgba(255,255,255,.35);
    color: #fff;
}
.site-navbar .navbar-cta:hover {
    background: #fff;
    color: var(--accent);
}

/* ---------- Hero ---------- */
.hero {
    position: relative;
    min-height: 520px;
    background-size: cover;
    background-position: center;
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    isolation: isolate;
}
.hero::before {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(15,30,55,.55) 0%, rgba(15,30,55,.45) 100%);
    z-index: -1;
}
.hero h1 {
    color: #fff;
    font-family: var(--bs-body-font-family);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .15em;
    font-size: clamp(1.75rem, 3.5vw, 3rem);
}
.hero .hero-lead {
    color: rgba(255,255,255,.9);
    max-width: 48rem;
    margin-inline: auto;
    font-size: 1.1rem;
}
.hero .eyebrow { font-size: 1.05rem; }
.hero-sm { min-height: 360px; }

/* ---------- Section helpers ---------- */
.section { padding-block: 5rem; }
.section-muted { background: var(--surface); }
.section-dark { background: var(--ink); color: rgba(255,255,255,.85); }
.section-dark h1, .section-dark h2, .section-dark h3 { color: #fff; }

.eyebrow {
    display: inline-block;
    text-transform: uppercase;
    letter-spacing: .18em;
    font-size: .8rem;
    font-weight: 700;
    color: var(--accent);
    margin-bottom: .75rem;
}

.section-title {
    font-size: clamp(1.75rem, 3vw, 2.5rem);
    font-weight: 700;
    margin-bottom: 1rem;
}

/* ---------- Cards ---------- */
.card-feature {
    border: 1px solid var(--border);
    border-radius: 1rem;
    padding: 2rem;
    height: 100%;
    background: #fff;
    transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
}
.card-feature:hover {
    transform: translateY(-4px);
    box-shadow: 0 18px 40px -20px rgba(15, 30, 55, .25);
    border-color: transparent;
}
.card-feature h3 {
    font-family: var(--bs-body-font-family);
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: .75rem;
}

.panel {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: 1rem;
    padding: 2.5rem;
}

/* ---------- List with accent ---------- */
.list-accent {
    list-style: none;
    padding: 0;
    margin: 0;
}
.list-accent > li {
    border: 1px solid var(--border);
    border-left: 3px solid var(--accent);
    border-radius: .5rem;
    padding: 1rem 1.25rem;
    margin-bottom: .75rem;
    background: #fff;
}

/* ---------- Resource link list (PFE/TCH resources pages) ---------- */
.resource-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: grid;
    grid-template-columns: 1fr;
    gap: .5rem;
}
@media (min-width: 768px) {
    .resource-list { grid-template-columns: 1fr 1fr; gap: .5rem 2rem; }
}
.resource-list li {
    border-bottom: 1px solid var(--border);
    padding: .75rem 0;
}
.resource-list a {
    color: var(--ink);
    font-weight: 500;
}
.resource-list a:hover { color: var(--accent); text-decoration: none; }

/* ---------- Team cards ---------- */
.team-card {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: 1rem;
    overflow: hidden;
}
.team-card img {
    width: 100%;
    aspect-ratio: 1 / 1;
    object-fit: cover;
    display: block;
}
.team-card-body { padding: 1.25rem; text-align: center; }
.team-card h4 {
    font-family: var(--bs-body-font-family);
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: .15rem;
}
.team-card .role {
    display: block;
    font-size: .75rem;
    text-transform: uppercase;
    letter-spacing: .1em;
    color: var(--accent);
    font-weight: 600;
}

/* ---------- FAQ ---------- */
.faq-item {
    border-bottom: 1px solid var(--border);
    padding: 1.5rem 0;
}
.faq-item:last-child { border-bottom: none; }
.faq-item h3 {
    font-family: var(--bs-body-font-family);
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: .5rem;
    color: var(--ink);
}

/* ---------- Newsletter grid ---------- */
.newsletter-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: 1.25rem;
}
.newsletter-tile {
    border: 1px solid var(--border);
    border-radius: .75rem;
    overflow: hidden;
    background: #fff;
    transition: transform .2s, box-shadow .2s;
    display: flex;
    flex-direction: column;
}
.newsletter-tile:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 28px -14px rgba(15, 30, 55, .25);
}
.newsletter-tile img { width: 100%; display: block; background: var(--surface); }
.newsletter-tile .caption {
    padding: .75rem 1rem;
    font-size: .9rem;
    font-weight: 600;
    color: var(--ink);
    text-align: center;
}

/* ---------- Embed wrappers ---------- */
.embed-16x9 {
    position: relative;
    width: 100%;
    padding-top: 56.25%;
    border-radius: .75rem;
    overflow: hidden;
}
.embed-16x9 iframe {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    border: 0;
}

/* ---------- Forms ---------- */
.form-control, .form-select {
    border-radius: .5rem;
    border-color: var(--border);
    padding: .75rem 1rem;
}
.form-control:focus, .form-select:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 .2rem rgba(var(--accent-rgb), .18);
}

/* ---------- Footer ---------- */
.site-footer {
    background: #0F1E37;
    color: rgba(255,255,255,.75);
    padding-block: 4rem 1.5rem;
}
.site-footer h5 {
    color: #fff;
    font-family: var(--bs-body-font-family);
    font-size: .85rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .12em;
    margin-bottom: 1.25rem;
}
.site-footer a { color: rgba(255,255,255,.75); }
.site-footer a:hover { color: #fff; text-decoration: none; }
.site-footer ul { list-style: none; padding: 0; margin: 0; }
.site-footer li { padding: .4rem 0; border-bottom: 1px solid rgba(255,255,255,.08); }
.site-footer li:last-child { border-bottom: none; }
.site-footer .brand img { height: 56px; width: auto; margin-bottom: 1rem; }
.site-footer-bottom {
    border-top: 1px solid rgba(255,255,255,.08);
    margin-top: 2.5rem;
    padding-top: 1.25rem;
    font-size: .85rem;
    color: rgba(255,255,255,.55);
}

/* ---------- Blockquote ---------- */
.pullquote {
    position: relative;
    font-family: var(--bs-heading-font-family);
    font-size: clamp(1.25rem, 2.2vw, 1.75rem);
    line-height: 1.5;
    font-style: italic;
    text-align: center;
    max-width: 48rem;
    margin-inline: auto;
}
.pullquote::before {
    content: "\201C";
    display: block;
    font-size: 5rem;
    line-height: 1;
    color: var(--accent);
    opacity: .4;
    margin-bottom: -1rem;
}
.pullquote cite {
    display: block;
    font-style: normal;
    font-family: var(--bs-body-font-family);
    font-size: .95rem;
    color: var(--muted);
    margin-top: 1rem;
}

/* ---------- Prose (privacy/terms) ---------- */
.prose h1 { font-size: clamp(1.75rem, 3vw, 2.5rem); margin-bottom: 1.5rem; }
.prose h2, .prose h3 {
    font-family: var(--bs-body-font-family);
    font-weight: 700;
    margin-top: 2rem;
    margin-bottom: .75rem;
}
.prose ul { padding-left: 1.25rem; }
.prose li { margin-bottom: .35rem; }